rosaenlg-n2words/lib/n2words.mjs

Convert numbers to words, in multiple languages

// Copyright Wael TELLAT
// SPDX-License-Identifier: MIT
import Num2Word_AR from './i18n/AR.mjs';
import Num2Word_CZ from './i18n/CZ.mjs';
import Num2Word_DE from './i18n/DE.mjs';
import Num2Word_DK from './i18n/DK.mjs';
import Num2Word_EN from './i18n/EN.mjs';
import Num2Word_ES from './i18n/ES.mjs';
import Num2Word_FA from './i18n/FA.mjs';
import Num2Word_FR from './i18n/FR.mjs';
import Num2Word_HE from './i18n/HE.mjs';
import Num2Word_IT from './i18n/IT.mjs';
import Num2Word_KO from './i18n/KO.mjs';
import Num2Word_LT from './i18n/LT.mjs';
import Num2Word_LV from './i18n/LV.mjs';
import Num2Word_NL from './i18n/NL.mjs';
import Num2Word_NO from './i18n/NO.mjs';
import Num2Word_PL from './i18n/PL.mjs';
import Num2Word_PT from './i18n/PT.mjs';
import Num2Word_RU from './i18n/RU.mjs';
import Num2Word_SR from './i18n/SR.mjs';
import Num2Word_TR from './i18n/TR.mjs';
import Num2Word_UK from './i18n/UK.mjs';

const supportedLanguages = [
  'en',
  'fr',
  'es',
  'de',
  'pt',
  'it',
  'tr',
  'ru',
  'cz',
  'no',
  'dk',
  'pl',
  'uk',
  'lt',
  'lv',
  'ar',
  'he',
  'ko',
  'nl',
  'sr',
  'fa',
];

/**
 * Converts numbers to their written form.
 *
 * @class
 * @param {number} n - The number to convert
 * @param {object} [options={lang: "en"}] - Language
 */
export default function (n, options) {
  let lang = 'EN'; // default language

  if (options) {
    if (options.lang) {
      // lang is given in options
      if (supportedLanguages.indexOf(options.lang) !== -1) lang = options.lang.toUpperCase();
      else throw Error('ERROR: Unsupported language. Supported languages are:' + supportedLanguages.sort().join(', '));
    }
  }

  let num;
  if (lang === 'EN') {
    num = new Num2Word_EN();
  } else if (lang === 'FR') {
    num = new Num2Word_FR();
  } else if (lang === 'ES') {
    num = new Num2Word_ES();
  } else if (lang === 'DE') {
    num = new Num2Word_DE();
  } else if (lang === 'PT') {
    num = new Num2Word_PT();
  } else if (lang === 'IT') {
    num = new Num2Word_IT();
  } else if (lang === 'TR') {
    num = new Num2Word_TR();
  } else if (lang === 'RU') {
    num = new Num2Word_RU();
  } else if (lang === 'CZ') {
    num = new Num2Word_CZ();
  } else if (lang === 'NO') {
    num = new Num2Word_NO();
  } else if (lang === 'DK') {
    num = new Num2Word_DK();
  } else if (lang === 'PL') {
    num = new Num2Word_PL();
  } else if (lang === 'UK') {
    num = new Num2Word_UK();
  } else if (lang === 'LT') {
    num = new Num2Word_LT();
  } else if (lang === 'LV') {
    num = new Num2Word_LV();
  } else if (lang === 'AR') {
    num = new Num2Word_AR();
  } else if (lang === 'HE') {
    // only for numbers <= 9999
    num = new Num2Word_HE();
  } else if (lang === 'KO') {
    num = new Num2Word_KO();
  } else if (lang === 'NL') {
    num = new Num2Word_NL(options);
  } else if (lang === 'SR') {
    num = new Num2Word_SR();
  } else if (lang === 'FA') {
    num = new Num2Word_FA();
  }

  return num.floatToCardinal(n);
}